New - Opened box to take pictures and tested mug to confirm it charges up with no issues. Currently goes for around $160 online LONGER LASTING BATTERY -Extended battery life on your temperature control mug keeps your drink perfectly hot for up to 80 minutes on a full charge or all day on the newly redesigned charging coaster. Choose the exact temperature you prefer (between 120°F - 145°F). APP CONTROLLED - Ember smart mug allows you to control with your smartphone. Pair with the Ember app to set your temperature, customize presets, receive notifications and more. USE WITHOUT APP -Ember Mug is functional without connection to the app and will remember last used temperature. Out of the box, the Ember Mug is set to 135°F. AUTO SLEEP -Ember heated mug intelligently senses when to turn on and off. The mug enters sleep mode when empty or after 2 hours of inactivity. Ember wakes up when it senses movement or liquid.